Atchley, Thomas Wayne, Gary Wingenbach, and Cynthia Akers. “Comparison of Course Completion and Student Performance through Online and Traditional Courses”. The International Review of Research in Open and Distributed Learning 14, no. 4 (September 30, 2013). Accessed March 28, 2024. https://www.irrodl.org/index.php/irrodl/article/view/1461.